Home / 50,524.32-69,719.76-28,164

Finding the Fourth Proportional to 50,524.32, 69,719.76 and 28,164

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Solution

The fourth proportional to 50,524.32, 69,719.76 and 28,164 is: 38,864.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,524.32 : 69,719.76 = 28,164 : x
  2. Step 2: Convert to fraction form
    50,524.32/69,719.76 = 28,164/x
  3. Step 3: Cross multiply
    50,524.32x = 69,719.76 × 28,164
  4. Step 4: Simplify right side
    50,524.32x = 1,963,587,320.64
  5. Step 5: Solve for x
    x = 1,963,587,320.64/50,524.32
  6. Step 6: Final answer
    x = 38,864.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.